VDB
JLSEC-2026-162
JLSEC-2026-162
PUBLISHED
CVSS 9.300000190734863 CRITICAL
A flaw was found in OpenLDAP in versions before 2.4.56. This flaw allows an attacker who sends a malicious packet processed by OpenLDAP to force a failed assertion in csnNormalize23(). The highest threat from this vulnerability is to system availability.
Risk Scores
CVSS v4.0
9.300000190734863
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Julia | OpenLDAPClient_jll | 0, 0 |
| OpenLDAP | openldap |
Timeline
- Apr 21, 2026 CVE Published
- Apr 21, 2026 CVE Updated
- May 1, 2026 Distribution Patch
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1899678 url
- https://git.openldap.org/openldap/openldap/-/commit/ab3915154e69920d480205b4bf5ccb2b391a0a1f#a2feb6ed0257c21c6672793ee2f94eaadc10c72c url
- https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E url
- https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E url
- https://lists.debian.org/debian-lts-announce/2020/12/msg00008.html url
- https://security.netapp.com/advisory/ntap-20210716-0003/ url
- https://www.debian.org/security/2020/dsa-4792 url